package com.bjsxt;

import java.io.ByteArrayOutputStream;

public class ByteArrayOutputDemo {
    public static void main(String[] args) {
        ByteArrayOutputStream bos = null;
        try{
            StringBuilder sb = new StringBuilder();
                bos = new ByteArrayOutputStream();
                bos.write('a');
                bos.write('b');
                bos.write('c');
                byte[] arr = bos.toByteArray();
                for(int i=0;i<arr.length;i++){
                    sb.append((char)arr[i]);
                }
            System.out.println(sb.toString());
        }finally {
            try{
                if(bos != null){
                    bos.close();
                }
            }catch(Exception e){
                e.printStackTrace();
            }
        }
    }
}
